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Marquise|Natural|IGI

2.05ct K SI2 Marquise Natural Diamond

EX • K/SI2 • IGI 799695640

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 799695640

Diamond specifications and retailer prices

From £3,580 GBP
As of November 5, 2026
Save £2,658 GBP (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £6,238 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.05ct natural marquise diamond

This 2.05ct natural marquise sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 799695640. Listed at 5 retailers as of November 5, 2026, with prices from £3,580 to £6,238, a £2,658 spread on the same certified stone. NZ Jewellers lists it at £6,238. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.05
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33.1°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 799695640
Dimensions13.45 × 6.54 × 4.08 mm
L/W Ratio2.06
Girdle conditionFaceted
Top View
13.45 mm6.54 mm2.05 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 799695640
Side View
Table 61.0%Crown 33.1°Girdle: MED-STKPavilion 40.8°CuletDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £6,238 GBP|Low: £3,580 GBP|High: £7,030 GBP|Avg: £5,036 GBP|-11.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2£3,580 GBP
Retailer 4£3,580 GBP
Retailer 5£4,241 GBP
Retailer 3£5,687 GBP
NZ Jewellers£6,238 GBP

33 data points across 5 retailers

5 retailers£3,580 GBP to £6,238 GBP

A
Cheapest Retailer
-
£3,580 GBP
A
Retailer 2
-
£3,580 GBP
View
A
Retailer 3
-
£4,241 GBP
View
B+
Retailer 4
-
£5,687 GBP
View
Most Expensive
B+
NZ Jewellers
9a837491-b18e-48c0-bc13-e8f96df4371b · Nov 5
£6,238 GBP
$8,396 USD
View
4 more retailers have this diamond
Prices start from £3,580 GBPSave up to £2,658 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.05ct Marquise
£3,580 GBP